{"as_of":"2026-10-26","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Aircraft","items":[{"count":null,"name":"N99129 on the register today","note":"the tail number may have moved to another aircraft since","unit":"","url":"https://eflight.com/aircraft/N99129"},{"count":12,"name":"Erco 415","note":"the model family and its accident history","unit":"registered today","url":"https://eflight.com/models/erco/415"},{"count":12,"name":"Erco","note":"","unit":"aircraft on the register","url":"https://eflight.com/makers/erco"},{"count":4671,"name":"Engine: Continental C-85","note":"as the NTSB recorded it","unit":"aircraft carry this series today","url":"https://eflight.com/engines/continental-c85-series"}],"relation":"involved"},{"group":"Place","items":[{"count":1299,"name":"Accidents and incidents in Oklahoma","note":"180 in the last ten years","unit":"since 1982","url":"https://eflight.com/accidents?state=OK"},{"count":5646,"name":"Oklahoma","note":"","unit":"aircraft registered","url":"https://eflight.com/states/OK"}],"relation":"at or near"},{"group":"Analytics","items":[{"count":null,"name":"Accidents over time since 1982","note":"","unit":"","url":"https://eflight.com/analytics/accidents-over-time"},{"count":null,"name":"Accidents by phase of flight, weather and hour","note":"","unit":"","url":"https://eflight.com/analytics/accidents-by-phase"},{"count":null,"name":"The accident map","note":"","unit":"","url":"https://eflight.com/analytics/accident-map"}],"relation":"counted in"}],"graph":"https://eflight.com/graph","graph_index":"https://eflight.com/graph/index.json","license":"https://creativecommons.org/licenses/by/4.0/","node":{"city":"Sand Springs","date":"1982-05-23","fatalities":0,"id":"FTW82DA191","name":"Erco 415-C accident near Sand Springs, Oklahoma, May 23, 1982","state":"OK","type":"ACC","url":"https://eflight.com/accidents/FTW82DA191"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}